15434503012 has 6 divisors (see below), whose sum is σ = 27010380278. Its totient is φ = 7717251504.

The previous prime is 15434503009. The next prime is 15434503037. The reversal of 15434503012 is 21030543451.

It can be written as a sum of positive squares in only one way, i.e., 13436055396 + 1998447616 = 115914^2 + 44704^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1929312873 + ... + 1929312880.

Almost surely, 2^15434503012 is an apocalyptic number.

It is an amenable number.

15434503012 is a deficient number, since it is larger than the sum of its proper divisors (11575877266).

15434503012 is a wasteful number, since it uses less digits than its factorization.

15434503012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3858625757 (or 3858625755 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 15434503012 in words is "fifteen billion, four hundred thirty-four million, five hundred three thousand, twelve".